University of Colorado Boulder Student Portal Login

Boulder, CO · Independent guide, not affiliated with this school
Help desk303-735-4357
Learning platformCanvas
Link last checkedNovember 2026
Quick answerThe official CU Boulder student portal is Buff Portal at buffportal.colorado.edu. Sign in with your CU Boulder username or student email and password on CU Boulder’s own page.

How to sign in to Buff Portal

  1. Open the official portalGo to buffportal.colorado.edu.
  2. Sign in on the school’s pageEnter your CU Boulder username or student email and your password. Only type them on CU Boulder’s own site.
  3. Approve the security checkIf your school uses multi-factor authentication, approve the prompt on your phone or enter the code.
  4. Find what you needOnce signed in, look for registration, classes, grades, billing and financial aid.
Tip: Bookmark buffportal.colorado.edu so you always land on the real CU Boulder sign-in page, not a look-alike.

Forgot your password?

Use the “forgot password” or account recovery link on CU Boulder’s sign-in screen. If that doesn’t work, contact the CU Boulder IT help desk.

CU Boulder IT help

IT help desk 303-735-4357
Location Boulder, CO
Website www.colorado.edu

Online classes

CU Boulder courses run on Canvas. Students usually open it from Buff Portal after signing in.

CU Boulder portal not working?

It says my username or password is wrong
Check that you’re using your current CU Boulder username or student email, then reset your password if needed.

The page won't load or keeps looping
Clear your browser cookies, try a private or incognito window, or switch browsers.

My security code isn't arriving
Check your phone’s signal and the time setting, then request a new code. Your school’s IT help desk can reset your security method.

Still locked out
Contact the CU Boulder IT help desk at 303-735-4357.

About University of Colorado Boulder

University of Colorado Boulder is a public university in Boulder, CO.

CU Boulder Student Portal FAQ

What is the official CU Boulder student portal?

Buff Portal, at buffportal.colorado.edu.

Who do I call for CU Boulder login help?

The CU Boulder IT help desk: 303-735-4357.

Is Student Portal Login affiliated with CU Boulder?

No. We’re an independent directory. Always sign in on CU Boulder’s official website and contact the school directly for account help.

Student Portal Login is an independent directory and is not affiliated with any school or district. We never collect usernames or passwords. Always sign in on the official school website, and contact the school directly for account help.